polyphosphazene


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polyphosphazene

[‚päl·i′fä·sfə‚zēn]
(organic chemistry)
A high-molecular-weight, essentially linear polymer with alternating phosphorus and nitrogen atoms in the skeleton and two side groups attached to each phosphorus.
References in periodicals archive ?
Avakian and Hu developed flame retardant polycarbonates using non-halogenated polyphosphazene as a flame retardant along with talc and polytetrafluoroethylene with a potassium salt of perfluorobutane sulfonic acid.
The effect of side group structure on the compressive strength of novel biodegradable polyphosphazene based polymers was investigated by Sethuraman et al.
Polyphosphazene polymers are organic-inorganic hybrids, having an inorganic backbone from which hang, like teeth on a comb, organic components that do the actual ion transport, Harrup explained.
Polyphosphazenes for Biomedical Applications offers a thorough review of polyphosphazene research findings in the life sciences, chemistry, and chemical engineering.
The last chapter considers why transfer of the technology from the laboratory to the clinic has been slow and assesses future prospects for polyphosphazene adoption given its high cost and manufacturing challenges compared to inert engineering materials.
The particularly valuable properties of these poly(fluoroalkoxyphosphazenes) as elastomers underlies their role as specialty polymers as O-ring seals, air plenum seals, and soft denture liners [6-8], Even though the field of polyphosphazene elastomers is already well established, and several products have been commercialized in the past [9-12], it is of continuing interest to explore polymers with related side groups to establish the boundaries of the structure-property relationships.
2:30) Bio-medical advances in polyphosphazene rubber materials.
The polyelectrolyte can be polyethylene oxide, polyethylene succinate, polypropiolactone, polyethylene adipate, polypropylene oxide, polymethacrylic acid, polyacrylonitrile, polyphosphazene, or polyvinylidene fluoride.
The polyphosphazene (1 wt%) was added, and the mixture was stirred.
PSI), has successfully conducted in vitro evaluation studies of its core library of polyphosphazene polymers and is now ready to begin in vivo animal studies.
Materials Science Technology (MST) and Lang Dental Manufacturing of Chicago signed a letter of intent for the manufacture and marketing of a soft denture-liner based on MST's proprietary polyphosphazene technology, referred to as PNF.